Yeast Smy2 and its human homologs GIGYF1 and -2 regulate Cdc48/VCP function during transcription stress
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Yeast Smy2 and its human homologs GIGYF1 and -2 regulate Cdc48/VCP function during transcription stress. / Lehner, Michelle Harreman; Walker, Jane; Temcinaite, Kotryna; Herlihy, Anna; Taschner, Michael; Berger, Adam C.; Corbett, Anita H.; Dirac Svejstrup, A. Barbara; Svejstrup, Jesper Q.
I: Cell Reports, Bind 41, Nr. 4, 111536, 2022.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Yeast Smy2 and its human homologs GIGYF1 and -2 regulate Cdc48/VCP function during transcription stress
AU - Lehner, Michelle Harreman
AU - Walker, Jane
AU - Temcinaite, Kotryna
AU - Herlihy, Anna
AU - Taschner, Michael
AU - Berger, Adam C.
AU - Corbett, Anita H.
AU - Dirac Svejstrup, A. Barbara
AU - Svejstrup, Jesper Q.
N1 - Publisher Copyright: © 2022 The Authors
PY - 2022
Y1 - 2022
N2 - The “last resort” pathway results in ubiquitylation and degradation of RNA polymerase II in response to transcription stress and is governed by factors such as Def1 in yeast. Here, we show that the SMY2 gene acts as a multi-copy suppressor of DEF1 deletion and functions at multiple steps of the last resort pathway. We also provide genetic and biochemical evidence from disparate cellular processes that Smy2 works more broadly as a hitherto overlooked regulator of Cdc48 function. Similarly, the Smy2 homologs GIGYF1 and -2 affect the transcription stress response in human cells and regulate the function of the Cdc48 homolog VCP/p97, presently being explored as a target for cancer therapy. Indeed, we show that the apoptosis-inducing effect of VCP inhibitors NMS-873 and CB-5083 is GIGYF1/2 dependent.
AB - The “last resort” pathway results in ubiquitylation and degradation of RNA polymerase II in response to transcription stress and is governed by factors such as Def1 in yeast. Here, we show that the SMY2 gene acts as a multi-copy suppressor of DEF1 deletion and functions at multiple steps of the last resort pathway. We also provide genetic and biochemical evidence from disparate cellular processes that Smy2 works more broadly as a hitherto overlooked regulator of Cdc48 function. Similarly, the Smy2 homologs GIGYF1 and -2 affect the transcription stress response in human cells and regulate the function of the Cdc48 homolog VCP/p97, presently being explored as a target for cancer therapy. Indeed, we show that the apoptosis-inducing effect of VCP inhibitors NMS-873 and CB-5083 is GIGYF1/2 dependent.
KW - cdc48
KW - CP: Molecular biology
KW - DEF1
KW - GIGYF1
KW - GIGYF2
KW - last resort pathway
KW - p97
KW - proteasome
KW - RNA polymerase II
KW - SMY2
KW - VCP
U2 - 10.1016/j.celrep.2022.111536
DO - 10.1016/j.celrep.2022.111536
M3 - Journal article
C2 - 36288698
AN - SCOPUS:85140294655
VL - 41
JO - Cell Reports
JF - Cell Reports
SN - 2211-1247
IS - 4
M1 - 111536
ER -
ID: 324315935